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26 май 1268 г. - Sir Roger Bacon

Описание:

Cientista Sir Roger explica como inventaron el polvora y los ingredientes necesarios. ombinan salitre, azufre y carbón hasta que se convierte en polvo.

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ByViviana Escobedo
5 фев 2018
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Дата:

26 май 1268 г.
Сейчас
~ 756 г назад
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